Birdray

Plumbing contractors in San Jose, California

San Jose has 376 active plumbing contractors, 205 with workers' comp on file. 64 renew in the next 90 days; 9 have lapsed or suspended coverage. State Compensation Insurance Fund writes the most of them. Renewals peak in October. From CSLB records as of 2026-09-06.

376
Active licences
205
With workers' comp
55% of active
64
Renewing in 90 days
25 within 30
9
Lapsed or suspended
164 exempt
9
New in 90 days
8
Bond suspensions

Plumbing workers' comp renewals by month, San Jose

13
Sep
29
Oct
15
Nov
17
Dec
18
Jan
15
Feb
12
Mar
19
Apr
16
May
17
Jun
11
Jul
10
Aug

Top carriers

  1. State Compensation Insurance Fund28
  2. Technology Insurance Co. Inc20
  3. American Casualty Co. Of Reading Pa12
  4. Amtrust Insurance Co.12
  5. Employers Preferred Insurance Co.10
  6. Berkshire Hathaway Direct Insurance Co.8
  7. Mid-Century Insurance Co.6
  8. Wesco Insurance Co.6
  9. Pie Insurance Co.6
  10. Hartford Casualty Insurance Co.6

Other trades in San Jose

  1. General Building2,188
  2. Electrical582
  3. Painting/Finish393
  4. HVAC279
  5. Landscaping277
  6. General Engineering174
  7. Tile139
  8. Flooring133
  9. Roofing132

Licence classes held

CSLB classification codes on these licences

  1. C36367
  2. B85
  3. C1052
  4. C2047
  5. C4220
  6. A19
  7. C-49
  8. C279
  9. C387
  10. C167
  11. C437
  12. C555

What changed in San Jose this month

Recent changes in state records, one line each, company names withheld on public pages. Birdray users see the company, the contact and the timing.

  • Coverage lapsedGeneral BuildingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedElectricalWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral BuildingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedRoofingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral BuildingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral BuildingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedSpecialtyWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral EngineeringWorkers' comp coverage lapsed; licence suspended2026-09-06

Frequently asked

How many plumbing contractors are in San Jose?
376 hold an active CSLB licence classed as Plumbing with a San Jose address as of 2026-09-06.
How many carry workers' comp?
205 (55%) have a policy on file; 164 are exempt and 9 lapsed or suspended.
When do plumbing policies in San Jose renew?
25 within 30 days, 48 within 60, 64 within 90. The peak month is October with 29.
Which carriers write plumbing contractors in San Jose?
State Compensation Insurance Fund (28), Technology Insurance Co. Inc (20), American Casualty Co. Of Reading Pa (12)
Plumbing across Santa Clara County →X-dates →
Selling to plumbing contractors in San Jose?
Birdray runs signal-timed outbound for one agency per territory: the companies behind these numbers, the person to email, and the renewal date, sent from your inbox. The database is free to search.
How the outbound worksSearch free

Sources: CSLB licence and workers' compensation records, California Secretary of State, OSHA, FMCSA, county permits. Aggregates only; no individual contractor appears on this page. "Active" means a CLEAR licence status. Renewal counts include policies on file with the CSLB expiring in the window. Refreshed weekly; this page as of 2026-09-06. Every field and its source →